*,
*:before,
*:after {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
}

body {
    font-size: 1.6rem;
}

.zs {
    position: absolute;
    top: 4px;
    left: 4px;
    display: inline-block;
    text-align: center;
    width: 24px;
    font-size: 20px;
    font-weight: 700;
    line-height: 24px;
    color: #000;
    text-shadow: 0 1px 0 #fff;
    opacity: .2;
    -webkit-transition: all .3s;
    transition: all .3s;
}

.file_list_1>li{
    border-width: 1px;
    border-right: 0px;
    border-left: 0px;
}

.file_list_file>a>font, .file_list_folder>a>font{
    cursor: pointer;
}